gear ratio

In today’s video, the gearing wizards at Nitro Gear explain why we should re-gear our modified vehicles, particularly in off-road and overlanding applications. Increased tire size and increased rolling weight […]

Q: I have a 1991 Ford Mustang LX couple with a bone-stock 302. I’ve always thought about getting an 8.8-inch ring and pinion set for my Ford, but I’m having […]

Q: My 1974 Chevy Nova has 4.11 gears, but I’m interested in changing them. I’ll be taking a long trip soon and I’d like to cruise at around 2,000 rpm […]

Q: My 1967 GTO has a 455 Pontiac powerplant with Edelbrock 87cc heads, .030 over Ross pistons, Total Seal rings, Eagle rods, a Crower cam (int./exh. duration 248°/252° @ .050″, […]

I see where Summit Racing lists a TCI transmission that was originally a 4L80E – but they list it as a six-speed transmission. I’ve heard a little about this—did they […]

Because different transmission gear ratios can greatly affect a drivetrain combination, it’s important for anyone performing a transmission swap to know the gear ratios of the gearboxes you might be […]

Q: I recently replaced the 305 engine and TH-200 transmission in my G-Body Monte Carlo for a 350 with a mild cam and a TH-350 transmission. My question is about […]

I have an early 70s Chevelle and I am planning for either a 700R4 or maybe a 4L60E. The car right now has a mild big-block 454 and I’m looking […]

LAS VEGAS, NV — Aftermarket parts maker Dana Spicer used the 2016 SEMA Show to introduce a variety of new products, including drivetrain components for the 2015 Ford Mustang. Summit […]

Got questions? We’ve got the answers—the Summit Racing tech department tackles your automotive-related conundrums. This week, we’re nailing down the right combination of tire size, gear ratio, and torque converter […]